Home / 2,023.28-2,792.11-1,127.01

Finding the Fourth Proportional to 2,023.28, 2,792.11 and 1,127.01

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Solution

The fourth proportional to 2,023.28, 2,792.11 and 1,127.01 is: 1,555.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,023.28 : 2,792.11 = 1,127.01 : x
  2. Step 2: Convert to fraction form
    2,023.28/2,792.11 = 1,127.01/x
  3. Step 3: Cross multiply
    2,023.28x = 2,792.11 × 1,127.01
  4. Step 4: Simplify right side
    2,023.28x = 3,146,726.40
  5. Step 5: Solve for x
    x = 3,146,726.40/2,023.28
  6. Step 6: Final answer
    x = 1,555.26

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.